Addition and Subtraction Up to 20 - 1 Class 1 Worksheet Maths

Q1: Add by counting forward. 
(i)
Ans: 8

(ii)
Ans: 9

(iii)
Ans: 4

(iv)
Ans: 8

Q2: Add on the given number lines.
(i)
(ii)
(iii)
Ans:

Q3: Add vertically. 
(i)
Ans: 8

(ii)
Ans: 10

(iii)
Ans: 9

(iv)
Ans: 7

Q4: Fill in the blanks.
(i) 4 + ______ = 5 + 4 = 9 
Ans: 4 + 5 = 5 + 4 = 9

(ii) 8 +  ______ = 1 +  ______ = 9
Ans: 8 +  1 = 1 +  8 = 9

Q5: Add and write the sum.
(i) 0  + 4  = ______
Ans: 0  + 4  = 4

(ii) 6 + 0 = ______
Ans: 6 + 0 = 6

(iii) 7 + 0 = ______
Ans: 7 + 0 = 7

Q6: Add the fruits.
(i)
Ans: 10 apples and 6 apples are 16 apples.

(ii)
Ans: 10 kiwis and 5 kiwis are 15 kiwis.


Q7: Add to ten. 
(i)
(ii)
Ans:

Q8: Add the following on the number line.
(i)
(ii)
(iii)
Ans: 

Q9: Add the numbers on petals. Write your answer in the circle. 
(i) 
Ans: = 16

(ii)
Ans: = 10

Q10: Find the answer for the following addition situations.
(i) The jewelry shop in a shopping mall has 13 silver bracelets and 4 gold bracelets. How many bracelets are there in all in the shop?

Ans:  

(ii) On the Earth’s Day, Nira planted 6 plants and Harit planted 7 plants. Find the total number of plants that both Nira and Harit planted.

Ans: 

Q11: Fill in the circles with the correct number. 
(i)  
(ii)
Ans:

 
Q12: Subtract the ones first to find the difference. 
(i)
Ans:
=

(ii)
Ans:
=

Q13: Subtract each of the following using the given number lines.

Ans: 

Q14: Solve the following subtraction problems.
(a) Ms Prachi is fond of handbags. She owns 14 handbags. 4 of those are of black colour. How many of  them are other than black?

Ans: 

(b) Kanika has a collection of 18 story books. She gave few to her friend. She is left with 5 story books now. How many story books did she give to her friend?

Ans:  

Q15: Start with the bigger number and count backward to subtract the following.
(i)
Ans: = 3

(ii)
Ans: = 1

(iii)

Ans: = 4